From 73df946d56c74384511a194dd01dbe099584fd1a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:14:23 +0200 Subject: Adding upstream version 1.16.10. Signed-off-by: Daniel Baumann --- src/net/tcpsockopt_windows.go | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 src/net/tcpsockopt_windows.go (limited to 'src/net/tcpsockopt_windows.go') diff --git a/src/net/tcpsockopt_windows.go b/src/net/tcpsockopt_windows.go new file mode 100644 index 0000000..4a0b094 --- /dev/null +++ b/src/net/tcpsockopt_windows.go @@ -0,0 +1,29 @@ +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package net + +import ( + "os" + "runtime" + "syscall" + "time" + "unsafe" +) + +func setKeepAlivePeriod(fd *netFD, d time.Duration) error { + // The kernel expects milliseconds so round to next highest + // millisecond. + msecs := uint32(roundDurationUp(d, time.Millisecond)) + ka := syscall.TCPKeepalive{ + OnOff: 1, + Time: msecs, + Interval: msecs, + } + ret := uint32(0) + size := uint32(unsafe.Sizeof(ka)) + err := fd.pfd.WSAIoctl(syscall.SIO_KEEPALIVE_VALS, (*byte)(unsafe.Pointer(&ka)), size, nil, 0, &ret, nil, 0) + runtime.KeepAlive(fd) + return os.NewSyscallError("wsaioctl", err) +} -- cgit v1.2.3